Chhath puja is a famous Hindu festival. This festival is celebrated in Bihar, Jharkhand, West Bengal, Eastern Uttar Pradesh and the lowlands of Nepal in India. Chhath puja is dedicated to the worship of the Sun god and his wife Usha. This festival is celebrated on the Shukla Paksha of Kartik month according to the Hindu calendar.This festival runs for four days. This festival is celebrated for the longevity of the husband and the desire for children's happiness.